A certain amount of sunlight is good for your health!

https://www.health.harvard.edu/diseases-and-conditions/benef...

It's very heavy and uncomfortable. Induces more sweat.

That is going to be a brand and product specific issue; not a general quality of SPF 50 sunscreens.

that seems more likely the brand or product; some are thicker all the way across the SPF offerring; others not so much.

resulting in an unhealthy, pale appearance /s

A skin tone coming from lots of vegetables like carrots and tomatoes has been shown to look more attractive than one from lots of sun. The "pasty skin" is because you actually are just unhealthy and/or malnourished. Nothing to do with the sun.

woosh!